peridot/bin/sessionmgr/story_runner/meta/dev_story_shell.cmx

{
    "program": {
        "binary": "bin/dev_story_shell"
    },
    "sandbox": {
        "services": [
            "fuchsia.cobalt.LoggerFactory",
            "fuchsia.sys.Launcher",
            "fuchsia.tracelink.Registry",
            "fuchsia.ui.scenic.Scenic"
        ]
    }
}